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Cheap Flights from San Antonio to St. Louis $192.35

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Cheapest Flights from San Antonio to St. Louis (SAT to STL)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from San Antonio to St. Louis (SAT to STL)

Question : Would you be willing to change your travel days if it saved you money?
Answer : For the month of December, the cheapest day to fly is Friday. Having flexibility in your travel plans means you can save, so be sure to plan ahead when possible.

Question : From San Antonio to Saint Louis, which day is going to have the most flight times?
Answer : With 28 total flight time options, Wednesday provides the most flexibility from SAT to STL. Note that Saturday offers the least number of options with 11 flight times.

Question : How often is the San Antonio International Airport (SAT) to Lambert-St. Louis International Airport (STL) route on schedule?
Answer : The San Antonio to Saint Louis route has an 85% on-time rate, ranking in the top half of all routes. If your flight is delayed, expect an average of 10-20 minutes added to your travel time.

Question : How long do most people stay in Saint Louis when they fly in from San Antonio?
Answer : Of course you're not most people, but if you were, you'd stay roughly 10 days.

Question : What is the quickest flight from SAT to STL?
Answer : Southwest Airlines can get you there in 2 hours. For example, if you were to leave San Antonio at 3:40 PM, you would arrive in Saint Louis at 5:40 PM CST.

Question : How often is the price changing when booking a trip from San Antonio International Airport (SAT) to Lambert-St. Louis International Airport (STL)?
Answer : Prices for this trip tend to change a lot more than others. Remember, the sooner you book, the more you're able to save.